36 lines
1.1 KiB
JavaScript
36 lines
1.1 KiB
JavaScript
export default {
|
|
toHaveSpriteIcon: () => ({
|
|
compare(element, iconName) {
|
|
if (!iconName) {
|
|
throw new Error('toHaveSpriteIcon is missing iconName argument!');
|
|
}
|
|
|
|
if (!(element instanceof HTMLElement)) {
|
|
throw new Error(`${element} is not a DOM element!`);
|
|
}
|
|
|
|
const iconReferences = [].slice.apply(element.querySelectorAll('svg use'));
|
|
const matchingIcon = iconReferences.find(reference => reference.getAttribute('xlink:href').endsWith(`#${iconName}`));
|
|
const result = {
|
|
pass: !!matchingIcon,
|
|
};
|
|
|
|
if (result.pass) {
|
|
result.message = `${element.outerHTML} contains the sprite icon "${iconName}"!`;
|
|
} else {
|
|
result.message = `${element.outerHTML} does not contain the sprite icon "${iconName}"!`;
|
|
|
|
const existingIcons = iconReferences.map((reference) => {
|
|
const iconUrl = reference.getAttribute('xlink:href');
|
|
return `"${iconUrl.replace(/^.+#/, '')}"`;
|
|
});
|
|
if (existingIcons.length > 0) {
|
|
result.message += ` (only found ${existingIcons.join(',')})`;
|
|
}
|
|
}
|
|
|
|
return result;
|
|
},
|
|
}),
|
|
};
|